Be used for building pedals, stair treads, stair handrails, stair parts. Stair plywood Sizes, width of most 1520mm, thickness most 150mm, maximum ... not open plastic), achieve waterproof testing standards.Purposes: pedals, stair treads, stair handrails, stair parts. Can be used for the roof, floor strip ... meters)Payment: wire transfer (T / T) or letters of credit. Stair Plywood